1854913016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{21313}}^1$

素因数の和:21396

約数の個数: 64

約数和(自身を含む): 4051365120

約数和(自身を除く): 2196452104

約数列:

[1, 2, 4, 8, 11, 22, 23, 43, 44, 46, 86, 88, 92, 172, 184, 253, 344, 473, 506, 946, 989, 1012, 1892, 1978, 2024, 3784, 3956, 7912, 10879, 21313, 21758, 42626, 43516, 85252, 87032, 170504, 234443, 468886, 490199, 916459, 937772, 980398, 1832918, 1875544, 1960796, 3665836, 3921592, 5392189, 7331672, 10081049, 10784378, 20162098, 21078557, 21568756, 40324196, 42157114, 43137512, 80648392, 84314228, 168628456, 231864127, 463728254, 927456508, 1854913016]

約数ペア:

[(1, 1854913016), (2, 927456508), (4, 463728254), (8, 231864127), (11, 168628456), (22, 84314228), (23, 80648392), (43, 43137512), (44, 42157114), (46, 40324196), (86, 21568756), (88, 21078557), (92, 20162098), (172, 10784378), (184, 10081049), (253, 7331672), (344, 5392189), (473, 3921592), (506, 3665836), (946, 1960796), (989, 1875544), (1012, 1832918), (1892, 980398), (1978, 937772), (2024, 916459), (3784, 490199), (3956, 468886), (7912, 234443), (10879, 170504), (21313, 87032), (21758, 85252), (42626, 43516)]